BaseOptions A shared set of options. Just plain data transfer.

 CssStyleEngine The CSS style engine for creating CSSStyleSheet instances.

 ScriptOptions Transport object for running scripts.

 StyleOptions Transport object for evaluating stylesheets.

 IAudioService Repesents a service to create a sound player.

 ICookieService Defines methods to evaluate and store cookies.

 IEventService Represents an event loop.

 IExtensionService`1 Represents an extension offering a special kind of (DOM) interface.

 IImageService Repesents a service to create / inspect an image.

 IResourceService`1 Repesents a service to create a sound player.

 IScriptEngine Defines the API of an available engine for running scripts provided in the code.

 IService Defines the basic interface for a common service.

 IStyleEngine Defines the API of an available engine for computing the stylesheet.

 IVideoService Repesents a service to create a video player.